Sources for the pictures and graphs used:

Liability disclaimer:

Liability for contents

The contents of these pages have been created with the utmost care and attention. However, we cannot assume any liability for the accuracy, completeness and topicality of the contents. As a service provider, we are responsible under general laws for proprietary contents on these pages according to Section 7 paragraph 1 of the German Teleservices Act. According to Sections 8 to 10 of the German Teleservices Act, however, we are not obligated as service providers to monitor transmitted or stored third-party information or investigate circumstances that might indicate illegal activities. Obligations under general laws to remove or block the use of information remain unaffected by this. Any liability in this context is possible, however, only as of the point in time a concrete violation of law has been brought to our knowledge. When any such infringements have become known, we will remove the respective contents immediately.

Liability for links

Our offer contains links to external third-party Web sites on whose contents we have no influence. For that reason, we are unable to assume liability for such external contents. The respective supplier or operator of the linked sites is always responsible for the contents in these Web sites. The linked Web sites were checked for any violation of law at the time of the linking. Illegal contents were not recognizable at the time of the linking. We cannot be reasonably expected to exercise permanent control over the content of the linked sites without any specific indications of a legal infringement. When any such infringements become known, we will remove such links immediately.

Copyright

The contents and works on these pages generated by the site operators are subject to the German copyright law. The reproduction, adaptation, distribution or any kind of exploitation outside the limits of copyright require the written consent of the author or creator. Downloads and copies are permitted only for private, non-commercial use. Insofar as the content on this site is created by the operator, the property rights of third parties are observed. In particular, third party content will be designated as such. Please notify us if you become aware of any copyright infringements. Upon notification of violations, we will remove the content immediately.

Data protection

As a rule, it is possible to use our Web site without having to provide any personal data. Insofar as personal data (for example name, address or e-mail address) are collected, it is done on a voluntary basis, whenever possible. This data is not disclosed to third parties without your express consent. We point out that data transmission in the Internet (e.g. communication by e-mail) may entail security vulnerabilities. A complete protection of data against unauthorized access by third parties is not possible. The use of contact data published within the framework of the imprint obligation by third parties for the transmission of unsolicited advertising and information materials is herewith expressly objected to. The site operators reserve the right to legal action in case of unsolicited advertising, such as spam e-mails.

Data privacy policy for the use of Facebook plug-ins (“Like” buttons)

Plug-ins of the social network of Facebook, 1601 South California Avenue, Palo Alto, CA 94304, United States, are integrated on our pages. You recognize the Facebook plug-ins by the Facebook logo or the “Like” button on our Web site. You’ll find an overview of the Facebook plug-ins here:https://developers.facebook.com/docs/plugins/.
When you visit our Web site, a direct connection is created via the plug-in between your browser and the Facebook server. This way, Facebook receives the information that you visited our site with your IP address. If you click on the Facebook “Like” button, while being logged in on your Facebook account, you can link the contents of our pages on your Facebook profile. With this, Facebook is able to allocate your visit to our site to your user account. We would like to point out that we as supplier of the site have no knowledge about the content of the transmitted data and their use by Facebook. You’ll find more detailed information in Facebook’s privacy policy under: https://de-de.facebook.com/policy.php

If you don’t want Facebook to be able to allocate your visit to our pages to your Facebook user account, please log out of your Facebook user account.

Data privacy statement for the use of Google Analytics
This Web site uses Google Analytics, a Web analysis service of Google Inc. (“Google”). Google Analytics uses so-called “cookies,” text files that are stored on your computer and that allow an analysis of the use of the Web site by you. The information generated by the cookie about your use of this Web site is usually transferred to a server of Google in the United States and is stored there. In the case that IP anonymization is activated on this Web site, however, your IP address will be abridged by Google within the member states of the European Union or other contractual states of the Agreement on the European Economic Area. In exceptional cases, the full IP address will be transmitted to a server of Google in the United States and abridged there. On behalf of the operator of this Web site, Google will use this information to evaluate your use of the Web site; to put together a report about the Web site activities; and to produce other services for the operator that are linked to the Web site use and the Internet use. The IP address transmitted from your browser within the scope of Google Analytics will not be combined with other data that are stored by Google. You can prevent the installation of the cookies by activating the relevant setting of your browser software; however, please note that, in this case, you might not be able to use all functions of this Web site to their full extent. Furthermore, you can prevent the transmission to Google of the data generated by the cookie that refers to your use of the Web site (including IP address), as well as the processing of this data by Google, by downloading and installing the browser plug-in available under the following link: https://tools.google.com/dlpage/gaoptout?hl=de.

Data privacy policy for the use of Google AdSense

This Web site uses Google AdSense, a service for the integration of advertisements of Google Inc. (“Google”). Google AdSense uses so-called “cookies,” text files that are stored on your computer and that allow an analysis of the use of the Web site. Google AdSense also uses so-called Web beacons (invisible graphics). By dint of Web beacons, information such as the traffic on these pages can be evaluated. The information generated by the cookies and Web beacons about the use of this Web site (including your IP address) and the delivery of advertising formats are usually transferred to a server of Google in the United States and is stored there. This information can be disclosed by Google to contractual partners of Google. Google will not combine your IP address with other data stored by you. You can prevent the installation of the cookies by activating the relevant setting of your browser software; however, please note that, in this case, you might not be able to use all functions of this Web site to their full extent. Through the use of this Web site, you express your consent to the processing of data collected by Google about you in the manner described above and for the purposes previously mentioned.

Data privacy policy for the use of Google +1

Collection and disclosure of information:
With Google +1 buttons, you can publish information worldwide. Through the Google +1 buttons, you and other users receive personalized contents of Google and our partners. Google stores the information that you entered +1 for a content as well as information about the site, which you viewed by clicking on +1. Together with your profile name and your picture, your +1 may be displayed as references in Google services such as in search results or your Google profile or in other places on Web sites or advertisements in the Internet. Google records information on your +1 activities so as to be able to improve the Google services for you and others. In order to be able to use the Google +1 button, you need a globally visible public Google profile that, as a minimum, has to contain the name chosen for the profile. This name will be used in all Google services. In some cases, this name may be replaced by another name that you have used for sharing contents via your Google account. The identity of your Google profile can be shown to users who know your e-mail address or have other identifying information about you. Use of the collected information: Alongside the purposes explained above, the information provided by you will be used in compliance with the applicable Google data protection provisions. Google might publish condensed statistics about the +1 activities of users or pass them on to users and partners such as publishers, advertisers or associated Web sites.

Data privacy policy for the use of Twitter

Functions of the Twitter service are integrated on our pages. These functions are offered by Twitter Inc., 795 Folsom St., Suite 600, San Francisco, CA 94107, United States. Through the use of Twitter and the “Re-Tweet” function, the Web sites visited by you will be linked to your Twitter account and made known to other users. In the process, data is transmitted to Twitter. We would like to point out that we as supplier of the site have no knowledge about the content of the transmitted data and their use by Twitter. You’ll find more detailed information in Twitter’s privacy policy under: https://twitter.com/privacy. You can alter your data protection settings in Twitter in the account settings under:https://twitter.com/account/settings.

Web Analytics and use of your visit data

We use products of WiredMinds AG (www.wiredminds.de) for marketing and optimization purposes. These products collect and process your personal data and use it to create usage profiles under a pseudonym. These usage profiles are fully anonymized where possible and appropriate. We and WiredMinds employ cookies and/or Web beacons (also known as tracking pixels) on this Web site. We transfer the data we collect about you, which may also include personal data, to WiredMinds or WiredMinds gathers this data directly. WiredMinds is entitled to use information that you leave behind by visiting our Web sites to create anonymized usage profiles. The data collected shall not be used to personally identify visitors to this Web site without the express permission of the party affected and shall not be merged with personal data about the bearer of the pseudonym. Any IP addresses recorded are anonymized immediately by deleting the last number block. Permission to collect and store data in the future may be revoked at any time.